Table A-1 in Appendix A - "summarizes the authorizing legislation to amend the ACA that has been approved by both chambers and enacted into law."

Table B-1 in Appendix B - "summarizes the ACA provisions in authorizing legislation that passed the House in the 112th Congress (2011-2012) but was not approved by the Senate. It also lists the ACA-related legislation that the House has passed to date in the 113th Congress (2013-2014), but which has not been taken up by the Senate."

Table C-1 in Appendix C - "summarizes the ACA-related provisions in enacted annual appropriations acts for each of FY2011 through FY2014."

The report also contains background information on the core provisions of the ACA and an overview of the law's impact on federal spending.